Lamp



FIG. 1 is a front elevational view of the lamp, showing my new design;

FIG. 2 is a left side view of the invention wherein the right side is a mirror image thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof; and,

FIG. 5 is a rear elevational view thereof. 

The ornamental design for a lamp, substantially as shown and described. 